| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 14 Feb 2023 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Mar 2022 | 16 Dec 2021 | 000-26224 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 14 Feb 2022 | ||
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 14 Feb 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Nov 2021 | 18 Nov 2021 | 000-26224 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Oct 2021 | 20 Oct 2021 | 000-26224 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Mar 2021 | 18 Feb 2021 | 000-26224 |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G/A | 16 Feb 2021 | ||
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G/A | 16 Feb 2021 | ||
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2021 | 10 Feb 2021 | 001-36905 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Dec 2020 | 17 Dec 2020 | 000-26224 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Sep 2020 | 17 Sep 2020 | 000-26224 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 21 Sep 2020 | 16 Sep 2020 | 000-26224 |